Toyota Tundra Service Manual: Initialization

INITIALIZATION

1. PROCEDURES NECESSARY WHEN BATTERY TERMINAL IS DISCONNECTED / RECONNECTED

Procedures Necessary when Cable is Disconnected/Reconnected to Battery Terminal

Necessary Procedure

Effect or Inoperative Function when Necessary Procedure is not Performed

See page

Gain acquisition mode and trailer brake type setting

Initial value Gain value is set to 5.0 (initial value)

Memorize steering angle neutral point

Lane departure alert system

Pre-collision system

NOTICE:

After the ignition switch is turned off, the navigation system requires approximately a minute to record various types of memory and settings. As a result, after turning the ignition switch off, wait a minute or more before disconnecting the cable from the negative (-) battery terminal.

2. PROCEDURES NECESSARY WHEN ECU OR OTHER PARTS ARE REPLACED

PROCEDURES NECESSARY WHEN ECU OR OTHER PARTS ARE REPLACED

Replacement Part

Necessary Procedures

Effects / Inoperative Functions When Necessary Procedures are not Performed

See Page

for 1UR-FE:

  • Throttle body assembly
  • Cleaning the deposits from the throttle body assembly
  • Engine assembly
  • Cylinder head sub-assembly
  • Camshaft (for intake or exhaust camshaft)
  • Camshaft timing gear assembly
  • Camshaft timing exhaust gear assembly
  • Piston or piston ring
  • Mass air flow meter sub-assembly
  • Fuel injector assembly
  • Fuel pump
  • Air fuel ratio sensor
  • Heated oxygen sensor
  • Engine coolant temperature sensor
  • Spark plug
  • Ignition coil assembly
  • Air leaks from intake system
  • Gas leaks from exhaust system
  • Knock control sensor

Initialization

Engine control system

for 3UR-FE, 3UR-FBE:

  • Throttle body assembly
  • Cleaning the deposits from the throttle body assembly
  • Engine assembly
  • Cylinder head sub-assembly
  • Camshaft (for intake or exhaust camshaft)
  • Camshaft timing gear assembly
  • Camshaft timing exhaust gear assembly
  • Piston or piston ring
  • Mass air flow meter sub-assembly
  • Fuel injector assembly
  • Fuel pump
  • Air fuel ratio sensor
  • Heated oxygen sensor
  • Engine coolant temperature sensor
  • Spark plug
  • Ignition coil assembly
  • Air leaks from air induction system
  • Gas leaks from exhaust system
  • Knock sensor

Initialization

Engine control system

(for 3UR-FE)

(for 3UR-FBE)

ECM

Register VIN

DTC P0630 is output

(for 1UR-FE)

(for 3UR-FE)

(for 3UR-FBE)

for 3UR-FBE:

Fuel with different alcohol concentration is used

Reset fuel density learning value

  • Engine starting
  • Rough idling

Millimeter wave radar sensor assembly

Adjust millimeter wave radar sensor assembly

  • Dynamic radar cruise control system
  • Forward recognition camera system
  • Lane departure alert system
  • Pre-collision system

  • Forward recognition camera
  • Windshield glass

Adjust forward recognition camera

  • Dynamic radar cruise control system
  • Forward recognition camera system
  • Lane departure alert system
  • Pre-collision system
  • Automatic high beam system

  • Automatic transmission assembly
  • Valve body assembly
  • Any of the shift solenoid valves

Reset memory

Large shift shock

(for AB60F)

(for AB60E)

(for A760F)

(for A760E)

Automatic transmission fluid

ATF thermal degradation estimate reset

The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly.

Tire pressure warning ECU

  1. Register transmitter IDs
  2. Initialize tire pressure warning system
  • When DTC detection conditions of "transmitter ID not received" DTC is met, tire pressure warning light blinks for 1 minute, and then illuminates
  • Tire pressure monitoring function

(for Registration)

(for Initialization)

Tire pressure warning valve and transmitter

  1. Register transmitter IDs
  2. Initialize tire pressure warning system
  • When DTC detection conditions of "transmitter ID not received" DTC is met, tire pressure warning light blinks for 1 minute, and then illuminates
  • Tire pressure monitoring function of replaced wheel

Skid control ECU (brake actuator assembly)

Perform system variant learning and acceleration sensor zero point calibration

  • ABS warning light illumination
  • Slip indicator light illumination

Yaw rate and acceleration sensor (airbag ECU assembly)

  • ABS warning light illumination
  • Slip indicator light illumination
  • VSC control is prohibited or operation is incorrect

Wheel alignment adjustment

  • ABS warning light illumination
  • Slip indicator light illumination

Brake Control with Bracket Relay

Gain value setting

Initial value Gain value is set to 5.0 (initial value)

Blind spot monitor sensor

Blind spot monitor beam axis adjustment

  • DTCs are output
  • Blind spot monitor system

Occupant classification ECU

  • Zero point calibration
  • Sensitivity check
  • Occupant classification system
  • Passenger airbag ON/OFF indicator
  • Airbag system (Front passenger side)
  • Seat belt warning system (Front passenger side)

  • Transponder key ECU
  • ECM
  • Key

Registration

Engine starting

  • Door control transmitter
  • Door control receiver

Register recognition code

Wireless door lock operation

  • Power window regulator motor (Driver side)
  • Power window regulator motor (Passenger side)

Initialize the motor

  • Jam Protection Function
  • Power window control system (w/ Jam protection function)

Inner rear view mirror

Register transmitter code

Garage door opener system

  • Sliding roof drive gear (Sliding roof ECU)
  • Sliding roof housing
  • Sliding roof glass

Initialize sliding roof system

  • Auto operation
  • Jam protection function
  • Sliding roof operation after ignition switch is turned OFF
  • Key-linked operation function (Driver side door only)

    Customize Parameters

    Terms

    See More:

    Toyota Tundra Service Manual > Air Fuel Ratio Sensor: On-vehicle Inspection
    ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT AIR FUEL RATIO SENSOR (a) Disconnect the 2 air fuel ratio sensor connectors. (b) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 1 (HA1A) - 2 (+B) (for Bank 1) 20°C ( ...

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